diff options
Diffstat (limited to 'fs/libfs.c')
| -rw-r--r-- | fs/libfs.c | 18 |
1 files changed, 12 insertions, 6 deletions
@@ -3,7 +3,7 @@ * Library for filesystems writers. */ -#include <linux/module.h> +#include <linux/export.h> #include <linux/pagemap.h> #include <linux/slab.h> #include <linux/mount.h> @@ -264,6 +264,13 @@ Enomem: return ERR_PTR(-ENOMEM); } +int simple_open(struct inode *inode, struct file *file) +{ + if (inode->i_private) + file->private_data = inode->i_private; + return 0; +} + int simple_link(struct dentry *old_dentry, struct inode *dir, struct dentry *dentry) { struct inode *inode = old_dentry->d_inode; @@ -491,11 +498,9 @@ int simple_fill_super(struct super_block *s, unsigned long magic, inode->i_op = &simple_dir_inode_operations; inode->i_fop = &simple_dir_operations; set_nlink(inode, 2); - root = d_alloc_root(inode); - if (!root) { - iput(inode); + root = d_make_root(inode); + if (!root) return -ENOMEM; - } for (i = 0; !files->name || files->name[0]; i++, files++) { if (!files->name) continue; @@ -536,7 +541,7 @@ int simple_pin_fs(struct file_system_type *type, struct vfsmount **mount, int *c spin_lock(&pin_fs_lock); if (unlikely(!*mount)) { spin_unlock(&pin_fs_lock); - mnt = vfs_kern_mount(type, 0, type->name, NULL); + mnt = vfs_kern_mount(type, MS_KERNMOUNT, type->name, NULL); if (IS_ERR(mnt)) return PTR_ERR(mnt); spin_lock(&pin_fs_lock); @@ -986,6 +991,7 @@ EXPORT_SYMBOL(simple_dir_operations); EXPORT_SYMBOL(simple_empty); EXPORT_SYMBOL(simple_fill_super); EXPORT_SYMBOL(simple_getattr); +EXPORT_SYMBOL(simple_open); EXPORT_SYMBOL(simple_link); EXPORT_SYMBOL(simple_lookup); EXPORT_SYMBOL(simple_pin_fs); |
